From e462ed0aa2eb4c2049f6b20a56b54f6bd7c90644 Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Mon, 26 Mar 2018 14:21:17 +0000
Subject: main/fftw: re-enable build for s390x

we disable HAVE_TICK_COUNTER
---
 main/fftw/APKBUILD      |  5 ++---
 main/fftw/cycle.h.patch | 35 ++++++++++++++++++++++++++++++-----
 2 files changed, 32 insertions(+), 8 deletions(-)

diff --git a/main/fftw/APKBUILD b/main/fftw/APKBUILD
index 881ed5d644..23ed395dd4 100644
--- a/main/fftw/APKBUILD
+++ b/main/fftw/APKBUILD
@@ -5,8 +5,7 @@ pkgver=3.3.6p2
 pkgrel=2
 pkgdesc="fastest fourier transform in the west"
 url="http://www.fftw.org/"
-# s390x: hangs on container and KVM
-arch="all !s390x"
+arch="all"
 license="GPL-2.0+"
 makedepends="texinfo"
 # order of the libs split functions are important because of lib naming
@@ -95,4 +94,4 @@ long_double() {
 }
 
 sha512sums="e130309856752a1555b6d151c4d0ce9eb4b2c208fff7e3e89282ca8ef6104718f865cbb5e9c4af4367b3615b69b0d50fd001a26d74fd5324ff2faabe14fe3472  fftw-3.3.6-pl2.tar.gz
-d71ffb0aa658f7b22239491698426f4a97e657abc953020745f7581d2937a062a279eaa5980cd7f7fe2e8425a032eafc3d4c0cffdc79a83a3aef382c988d739a  cycle.h.patch"
+522b57654401372d219be58e4566c1d7b9f691ead8ae6c718ecff3edccb2a5b9db9afb763acb85ec63b26a17099b1826a0680b4010973ac84a66116c3f80422b  cycle.h.patch"
diff --git a/main/fftw/cycle.h.patch b/main/fftw/cycle.h.patch
index ff70cdb4d9..2b2adde334 100644
--- a/main/fftw/cycle.h.patch
+++ b/main/fftw/cycle.h.patch
@@ -1,9 +1,35 @@
---- ./kernel/cycle.h.orig
-+++ ./kernel/cycle.h
-@@ -437,26 +437,6 @@
+diff --git a/kernel/cycle.h b/kernel/cycle.h
+index a0e86f3..3ff4c0e 100644
+--- a/kernel/cycle.h
++++ b/kernel/cycle.h
+@@ -368,22 +368,6 @@ INLINE_ELAPSED(inline)
  #define HAVE_TICK_COUNTER
  #endif
+ 
+-/*----------------------------------------------------------------*/
+-/* S390, courtesy of James Treacy */
+-#if defined(__GNUC__) && defined(__s390__) && !defined(HAVE_TICK_COUNTER)
+-typedef unsigned long long ticks;
+-
+-static __inline__ ticks getticks(void)
+-{
+-     ticks cycles;
+-     __asm__("stck 0(%0)" : : "a" (&(cycles)) : "memory", "cc");
+-     return cycles;
+-}
+-
+-INLINE_ELAPSED(__inline__)
+-
+-#define HAVE_TICK_COUNTER
+-#endif
  /*----------------------------------------------------------------*/
+ #if defined(__GNUC__) && defined(__alpha__) && !defined(HAVE_TICK_COUNTER)
+ /*
+@@ -436,26 +420,6 @@ INLINE_ELAPSED(__inline)
+ 
+ #define HAVE_TICK_COUNTER
+ #endif
+-/*----------------------------------------------------------------*/
 -/* SGI/Irix */
 -#if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_SGI_CYCLE) && !defined(HAVE_TICK_COUNTER)
 -typedef struct timespec ticks;
@@ -23,7 +49,6 @@
 -#define HAVE_TICK_COUNTER
 -#endif
 -
--/*----------------------------------------------------------------*/
+ /*----------------------------------------------------------------*/
  /* Cray UNICOS _rtc() intrinsic function */
  #if defined(HAVE__RTC) && !defined(HAVE_TICK_COUNTER)
- #ifdef HAVE_INTRINSICS_H
-- 
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